Home / 8,118.24-11,203.52-4,581.44

Finding the Fourth Proportional to 8,118.24, 11,203.52 and 4,581.44

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Solution

The fourth proportional to 8,118.24, 11,203.52 and 4,581.44 is: 6,322.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118.24 : 11,203.52 = 4,581.44 : x
  2. Step 2: Convert to fraction form
    8,118.24/11,203.52 = 4,581.44/x
  3. Step 3: Cross multiply
    8,118.24x = 11,203.52 × 4,581.44
  4. Step 4: Simplify right side
    8,118.24x = 51,328,254.67
  5. Step 5: Solve for x
    x = 51,328,254.67/8,118.24
  6. Step 6: Final answer
    x = 6,322.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.